Inventor

OTSUBO TAKASHI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “OTSUBO TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STEEL CHEMICAL CO

1 patent

US5085748AFeb 4, 1992

Process for enriching carbon 13

NIPPON STEEL CHEMICAL CO9 citations70

NIPPON STEEL CORP

1 patent

US4142399AMar 6, 1979

Method for automatic quantitative measurement of hydrogen in a metal and an apparatus for carrying out said method

NIPPON STEEL CORP11 citations68

TATANI KEIJI

1 patent

US11175754B2Nov 16, 2021

Electronic device and information processing method

TATANI KEIJI1 citations53